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English definition of “disappear”

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disappear

verb [I] uk   /ˌdɪs.əˈpɪər/ us    /-ˈpɪr/
B1 If people or things disappear, they go somewhere where they cannot be seen or found: The search was called off for the sailors who disappeared in the storm. I can't find my keys anywhere - they've completely disappeared. The sun disappeared behind a cloud. We looked for her but she had disappeared into the crowd. The movie is about a girl who mysteriously disappeared while on a picnic at Hanging Rock. I don't know how it's possible for a person to disappear without trace.B2 to no longer exist: These flowers are disappearing from our fields and woods. This is a way of life that is fast disappearing.
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(Definition of disappear from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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